CN202929272U - Lens actuating device - Google Patents
Lens actuating device Download PDFInfo
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- CN202929272U CN202929272U CN2012203131896U CN201220313189U CN202929272U CN 202929272 U CN202929272 U CN 202929272U CN 2012203131896 U CN2012203131896 U CN 2012203131896U CN 201220313189 U CN201220313189 U CN 201220313189U CN 202929272 U CN202929272 U CN 202929272U
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- Prior art keywords
- moving member
- fixture
- actuating device
- rolling
- axis
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- 238000005096 rolling process Methods 0.000 claims abstract description 54
- 230000003287 optical effect Effects 0.000 claims abstract description 38
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 23
- 230000005684 electric field Effects 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2205/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B2205/0007—Movement of one or more optical elements for control of motion blur
- G03B2205/0023—Movement of one or more optical elements for control of motion blur by tilting or inclining one or more optical elements with respect to the optical axis
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Adjustment Of Camera Lenses (AREA)
Abstract
The utility model provides a camera lens actuating device, including a mounting, a moving member in order to install lens module, one provide the drive unit of this moving member drive power, at least one can follow the rolling axis and an at least limit structure that the optical axis direction rolled. The fixed part is provided with a supporting part, and the moving part is arranged on the fixed part. The driving unit is arranged between the fixed part and the moving part, the axis direction of the at least one rolling shaft is vertical to the moving direction of the moving part, and the at least one rolling shaft can be arranged between the moving part and the supporting part in a rolling way. The limiting structure comprises a plurality of spheres or protruding points arranged between the outer surface of the moving part and the inner surface of the fixed part so as to limit the displacement direction of the moving part to be parallel to the optical axis direction. The utility model discloses in, the roll axis is comparatively easy when the equipment, in addition, so that lens module accuracy removes along the direction of optical axis through limit structure, does not lead to being the lateral deviation slightly.
Description
Technical field
The utility model is relevant for a kind of actuating device, espespecially a kind of lens actuating device that is applied to drive the optical frames group.
Background technology
Existing camera lens actuating module, utilize a magnetic and conductive coil to be arranged at respectively on lens module and the pedestal more, behind the magnetic field and electric field reciprocation that this magnetic and this coil produce, and come bright left-hand rule to produce driving force at optical axis direction according to Buddhist to drive the lens module movement of focusing.TaiWan, China patent I343165 number disclosed " optical devices " of having got permission such as this case applicant, it has coil, a magnetic that a camera lens, is positioned at above-mentioned camera lens one side, have a guide rod between camera lens and the coil, above-mentioned camera lens is subject to driving force that the guiding of above-mentioned guide rod and coil and magnetic provide in the motion of optical axis direction advance and retreat.Yet this kind mode coil and magnetic are done the radial array meeting and are occupied than large space.
But this case applicant proposes " lens actuating device " of No. 101115361, TaiWan, China application number based on above-mentioned improvements, has improved the configuration structure of guide rod to save space and easily assembling.Yet this case applicant moves along the direction of optical axis for making the camera lens entirely accurate based on excelsior spirit, is unlikely a little laterally offset, therefore reintroduces the utility model.
The utility model content
The purpose of this utility model is to provide a kind of lens actuating device, and it can improve the existing not easy-to-assemble problem of lens actuating device, in addition, camera lens is accurately moved along the direction of optical axis, is unlikely a little laterally offset.
In order to reach above-mentioned purpose, provide a kind of lens actuating device according to an embodiment of the present utility model, comprise that a fixture, can provide along the moving member, that optical axis direction moves the driver element of this moving member driving force, at least one axis of rolling and at least one position limiting structure that can roll along optical axis direction.Has a support portion on this fixture.This moving member is arranged in this fixture and installs a lens module.This driver element is arranged between this fixture and this moving member.Vertical this moving member moving direction of the axis direction of this at least one axis of rolling, this at least one axis of rolling is rotatable to be arranged between this moving member and this support portion.Each position limiting structure comprises the spheroid between the inside surface of a plurality of outside surfaces that are arranged at this moving member and this fixture, is parallel to this optical axis direction to limit this moving member sense of displacement.
Preferably, above-mentioned driver element includes a pair of magnetite and a coil, and this substantially is the triangle column to magnetite and is fixedly arranged on the outside surface of this moving member and relative with this axis of rolling, and this coil is fixedly arranged on this fixture.
Preferably, other comprises a side direction traction element, and this side direction traction element is arranged at this fixture.
Preferably, above-mentioned side direction traction element is at least one magnetic conduction heel piece, and this at least one magnetic conduction heel piece is close to this to magnetite and this coil, and an outside of close this fixture of skew, and wherein this at least one position limiting structure is partial to this outside of this fixture.
Preferably, above-mentioned at least one magnetic conduction heel piece attracts this position limiting structure to be inclined to this outside of this fixture, and makes the outside surface of this moving member promote the inside surface that those spheroids are connected to this fixture.
Preferably, above-mentioned at least one position limiting structure also comprises one by the outstanding holding part of the outside surface of this moving member, and this holding part forms a plurality of spheroid storage tanks to accommodate those spheroids.
Preferably, above-mentioned support portion is the outstanding bar of at least one plane or at least one parallel this moving member moving direction, and this at least one axis of rolling is supported this support portion.
Preferably, above-mentioned moving member includes a base portion, from this base portion side to extended extension and is positioned at a bearing and leaning portion on this extension, this bearing and leaning portion is at least one plane or at least one outstanding bar that is parallel to the moving member moving direction, and this at least one axis of rolling wears this extension and is resisted against this bearing and leaning portion.
Preferably, above-mentioned at least one axis of rolling is positioned at this moving member away from this driver element one side.
Preferably, further comprise a sensing movement spare position and adjust location sensing and the control module of drive unit drives power, this location sensing and control module are fixedly arranged in the sidewall of this fixture, wherein this location sensing and control module be adjacent to this magnetite one of them, and be disposed at the opposite side of this coil.
Preferably, above-mentioned location sensing and control module comprise a location sensing element and a control module, and this location sensing element is changes of magnetic field sensing element, intensity variation sensing element, electric field change sensing element or STRESS VARIATION sensing element.
Preferably, the quantity of above-mentioned position limiting structure is a pair of, this respectively comprises one by the outstanding holding part of the outside surface of this moving member to position limiting structure, and this holding part forms a plurality of spheroid storage tanks to accommodate this a plurality of spheroids, and this relatively arranges magnetite position limiting structure and this.
In order to reach above-mentioned purpose, according to another embodiment of the present utility model, a kind of lens actuating device is provided, comprises that a fixture, can provide along the moving member, that optical axis direction moves the driver element of this moving member driving force, at least one axis of rolling and position limiting structure that can roll along optical axis direction.Has a support portion on this fixture.This moving member is arranged in this fixture and installs a lens module.This driver element is arranged between this fixture and this moving member.Vertical this moving member moving direction of the axis direction of this at least one axis of rolling, this at least one axis of rolling is rotatable to be arranged between this moving member and this support portion.This position limiting structure comprises the bump between the inside surface of a plurality of outside surfaces that are arranged at this moving member and this fixture, is parallel to this optical axis direction to limit this moving member sense of displacement.
Preferably, above-mentioned moving member include a base portion, by this base portion side to extended extension and be positioned at a bearing and leaning portion on this extension, this at least one axis of rolling wears this extension, the two sides of this extension respectively are provided with at least one this position limiting structure.
Preferably, above-mentioned fixing piece is provided with an open front and forms two relative inside surfaces in this open front, and this extending part is in this open front, and this at least one bump is connected to this two inside surface.
The utility model has following advantage at least:
The utility model comes moving-limiting spare to the movement of driver element with the axis of rolling, and the axis of rolling is comparatively easy when assembling.In addition, so that lens module accurately moves along the direction of optical axis, be unlikely a little laterally offset by position limiting structure, this kind design can avoid causing because of the slight error of the axis of rolling in assembling the skew of moving member.
More than about the explanation system of the explanation of the utility model content and following embodiment in order to for example and explain principle of the present utility model, and provide claim protection domain of the present utility model further to explain.
Description of drawings
Fig. 1 is the three-dimensional exploded view of lens actuating device the first embodiment of the present utility model.
Fig. 2 is another three-dimensional exploded view of lens actuating device the first embodiment of the present utility model.
Fig. 3 is the three-dimensional wiring layout of lens actuating device the first embodiment of the present utility model.
Fig. 4 is another three-dimensional wiring layout of lens actuating device the first embodiment of the present utility model.
Fig. 5 is the sectional view of lens actuating device the first embodiment of the present utility model.
Fig. 6 is the three-dimensional exploded view of lens actuating device the second embodiment of the present utility model.
Fig. 7 is the sectional view of lens actuating device the second embodiment of the present utility model.
Wherein, description of reference numerals is as follows:
1 fixture
11 support portions
110 inside surfaces
111 breach
112 open fronts
1120 inside surfaces
12 limiting plates
120 stopper slots
13 baffle plates
2 moving members
21 base portions
210 outside surfaces
22 extensions
221 panels
222 side plates
223 perforatings
225 bumps
23 bearing and leaning portion
25 position limiting structures
250 spheroid storage tanks
251 spheroids
252 holding parts
3 driver elements
31 magnetites
32 coils
4 axis of rolling
5 location sensing elements
6 side direction traction elements
7 image sensing modules
71 image sensors
72 flexible circuit boards
73 optical filters
8 location sensings and control module
9 lens modules
Embodiment
[the first embodiment]
See also Fig. 1 to shown in Figure 2, be the three-dimensional exploded view of lens actuating device the first embodiment of the present utility model.The utility model provides a kind of lens actuating device, comprises a fixture 1, a moving member 2, a driver element 3, at least one axis of rolling 4, a location sensing element 5 and side direction traction element 6 that can roll along optical axis direction.
Fixture 1 has the side that a support portion 11 is positioned at fixture 1, and front side as shown in Figure 1 is in order to guide the rotating direction of this at least one axis of rolling 4.Support portion 11 can be the outstanding bar of at least one plane or at least one parallel these moving member 2 moving directions.In the present embodiment, support portion 11 is the outstanding bar of two parallel these moving member 2 moving directions.This at least one axis of rolling 4 is resisted against support portion 11.11 outside tools, four stopper slots 120 facing each other in support portion are in order to limit the moving range of the axis of rolling 4.The fixture 1 of present embodiment comprises a limiting plate 12 in the face of this support portion 11, and stopper slot 120 is positioned at the inboard of limiting plate 12, and this limiting plate 12 forms the inboard of stopper slot 120 near support portion 11.Fixture 1 below has the baffle plate 13 of a hollow, and therefore these baffle plate 13 apertures can be stopped by this baffle plate 13 and stop when moving member 2 drops to the end less than the diameter of this moving member 2.The position of baffle plate 13 contact moving members 2 is not limited in the present embodiment, can contact optional position on the moving member 2, as long as reach the function that stops moving member 2.
Moving member 2 is arranged in the fixture 1, can install a lens module 9 in the moving member 2, and can move along optical axis direction, and the focusing of carrying out lens module 9 is moved.Moving member 2 includes the extension 22 that a base portion 21, extends laterally out by this base portion 21 and is positioned at a bearing and leaning portion 23 on this extension 22.Bearing and leaning portion 23 can be at least one plane or at least one outstanding bar that is parallel to the moving member moving direction.This at least one axis of rolling 4 wears extension 22 and is resisted against bearing and leaning portion 23.
In the present embodiment, extension 22 is a U character form structure, includes a panel 221 and biside plate 222, and biside plate 222 1 ends connect base portion 21 other ends and connect panel 221.Biside plate 222 respectively has two perforatings 223, and the perforating on the biside plate 222 223 is relative in twos.The width of these a plurality of perforatings 223 is greater than the diameter of this at least one axis of rolling 4, when therefore this at least one axis of rolling 4 is arranged in this a plurality of perforating 223, and can be in these a plurality of perforating 223 interior rollings.Bearing and leaning portion 23 is positioned at panel 221 inboards.In the present embodiment, bearing and leaning portion 23 is four outstanding bars that are parallel to moving member 2 moving directions, and per two relative perforating 223 amongs have two outstanding bars.
Present embodiment be moving member 2 and lens module thereof 9 accurately moved along the directions of optical axis, be unlikely a little laterally offset or inclination, therefore a pair of position limiting structure 25 is provided.Each this position limiting structure 25 comprises that a plurality of spheroids 251 are arranged between the inside surface 110 of the outside surface 210 of this moving member 2 and this fixture 1, are parallel to this optical axis direction to limit these moving member 2 sense of displacement.In particular, this position limiting structure 25 of present embodiment comprises one by the outstanding holding part 252 of the outside surface of this moving member 2, and this holding part 252 forms a plurality of spheroid storage tanks 250 to accommodate this a plurality of spheroids 251.In addition, this relatively arranges the magnetite 31 of position limiting structure 25 with driver element 3.Driver element 3 is arranged between fixture 1 and the moving member 2 and the driving force of moving member 2 is provided.Driver element 3 includes a pair of magnetite 31 and a coil 32, and this is fixedly arranged on moving member 2 to magnetite 31, and this coil 32 is fixedly arranged on fixture 1.This of present embodiment substantially is the triangle column to magnetite 31 and is fixedly arranged on the outside surface of this moving member 2 and relative with this axis of rolling 4, and this coil 32 is fixedly arranged on this fixture 1.One of characteristics of present embodiment are, utilize tool be square the inner space fixture 1 and be corner space between the moving member 2 cylindraceous, provide be the triangle column this to magnetite 31, can be good utilize those corner spaces.In addition, this relatively arranges magnetite 31 position limiting structure 25 and this, also is kind in above-mentioned corner space.Above-mentioned joint space-efficient is with being intended to and can in same space the moving member 2 of larger diameter being set, that is lens module 9 that can accommodating larger diameter, so that better optical property to be provided.Yet the utility model is not restricted to this, and the quantity of magnetite 31 and coil 32 can be at least one.
In the present embodiment, coil 32 is chosen to be one and be fixedly arranged on fixture 1 one sides.The quantity of this magnetite 31 is two, is fixedly arranged on respectively on the moving member 2 two ends, the left and right sides towards coil 32 directions.After coil 32 energising, behind the magnetic field and electric field reciprocation that coil 32 and the magnetite 31 of conduction produces, and come bright left-hand rule to drive lens module 9 movement of focusing in optical axis direction generation driving force according to Buddhist.
This at least one axis of rolling 4 can roll along optical axis direction, axis direction vertical sliding moving part 2 moving directions of this at least one axis of rolling 4, this at least one axis of rolling 4 wears moving member 2 and the rotatable support portion 11 that is arranged at, and this at least one axis of rolling 4 is positioned at moving member 2 away from driver element 3 one sides.In the present embodiment, the quantity of this axis of rolling 4 is two, and each axis of rolling 4 is arranged in two relative perforatings 223 of moving member 2 and is resisted against simultaneously bearing and leaning portion 23 and support portion 11.
Location sensing element 5 is arranged at a side of fixture 1, in order to the position of sensing movement spare 2.Location sensing element 5 can be changes of magnetic field sensing element, intensity variation sensing element, electric field change sensing element or STRESS VARIATION sensing element etc., is not limited.
In addition, above-mentioned location sensing element 5 can further change a location sensing and control module 8 into, and this location sensing and control module 8 are arranged at this fixture 1 equally, but this location sensing and control module 8 sensing movement spares, 2 positions and adjust driver element 3 driving forces.As shown in Figure 5, the mode that present embodiment is better, this location sensing and control module 8 are fixedly arranged in the breach 111 of sidewall of this fixture 1, as shown in Figure 1.Wherein this location sensing and control module 8 be adjacent to this magnetite 31 one of them, and be disposed at the opposite side of this coil 32.
Further explanation, this location sensing and control module 8 comprise a location sensing element (figure slightly) and a control module (figure slightly).These location sensing element sensing moving member 2 positions, this control module is adjusted driver element 3 driving forces, and this location sensing element is changes of magnetic field sensing element, intensity variation sensing element, electric field change sensing element or STRESS VARIATION sensing element.
Side direction traction element 6 is arranged at fixture 1 and is positioned at coil 32 outsides, has the effect in intensifier coil 32 magnetic fields, after the combination as shown in Figure 3.In addition, side direction traction element 6 can attract mutually with magnetite 31, causes moving member 2 to produce an absorption affinity toward side direction traction element 6 directions.When moving member 2 deflection side direction traction elements 6 right side, will make the absorption affinity of moving member 2 suffered left and right directions uneven, and produce left a power, help moving member 2 to get back to middle position, vice versa, so side direction traction element 6 has the function of proofreading and correct moving member 2.
The side direction traction element 6 of present embodiment is at least one magnetic conduction heel piece, but is not limited.Wherein this at least one magnetic conduction heel piece can be arranged at this at least one coil 32 away from one of them of the bottom of the top of a side of this at least one magnetite 31, this at least one coil 32 or this at least one coil 32.In particular, such as Fig. 4 and shown in Figure 5, this magnetic conduction heel piece of present embodiment is close to this to magnetite 31 and this coil 32, and skew is near an outside of this fixture 1.The quantity of this position limiting structure 25 of present embodiment can be one, and this outside of this fixture 1 is partial in its position.In other words, the right side in graphic with the same deflection of this magnetic conduction heel piece.Therefore, magnetic conduction heel piece can attract moving member 2 deflection right sides, that is the outside of close this fixture of skew, this magnetic conduction heel piece attracts this outside of these position limiting structure 25 these fixtures 1 of tendency, and makes the outside surface of this moving member 2 promote the inside surface 110 that these a plurality of spheroids 251 are connected to this fixture 1.
See also Fig. 1 and Fig. 2, present embodiment has the image sensing module 7 of being located at fixture 1 below, and this image sensing module 7 comprises an image sensor 71, a flexible circuit board 72 and an optical filter 73.In the present embodiment, fixture 1 is connected in the nearly end place of flexible circuit board 72 1 side joints.Image sensor 71 is a plane, and is fixed in flexible circuit board 72 in the face of a side of fixture 1, the normal direction parallel optical axis of image sensor 71.Optical filter 73 and is fixedly arranged on baffle plate 13 near image sensor 71 1 sides between moving part 2 and image sensor 71, in order to will be by the invisible light filtering of optical filter 73.
Preferably, lens module 9 can be a pinhole lens, simple lens camera lens, standard lens, tight shot, long focal length lens, short-focus lens, wide-angle lens or micro-lens.The imaging mode of lens module 9 can be the mode imaging of pin-hole imaging, single mirror reflection imaging, interlock range finding, simple lens imaging or compound lens imaging.
During assembling, two axis of rolling 4 are arranged in respectively two relative perforatings 223 of moving member 2, and two axis of rolling, 4 two ends are placed in the stopper slot 120, the support portion 11 of fixture 1 and the bearing and leaning portion 23 of moving member 2 are resisted against the axis of rolling 4 simultaneously at this moment, therefore can utilize this axis of rolling 4 that the absorption affinity of opposing moving member 2 toward coil 32 directions is provided.
The utility model comes moving-limiting spare 2 to the movement of driver element 3 with the axis of rolling 4, and the axis of rolling 4 is comparatively easy when assembling.In addition, so that lens module 9 accurately moves along the direction of optical axis, be unlikely a little laterally offset by position limiting structure 25, this kind design can avoid causing because of the slight error of the axis of rolling 4 in assembling the skew of moving member 2.
[the second embodiment]
See also Fig. 6 and Fig. 7, three-dimensional exploded view and the cut-open view of lens actuating device the second embodiment of the present utility model.Be that with the discrepancy of above-described embodiment the position limiting structure of present embodiment comprises the bump 225 between the inside surface of a plurality of outside surfaces that are arranged at this moving member 2 and this fixture 1, is parallel to this optical axis direction to limit these moving member 2 sense of displacement.
In particular, this moving member 2 is similar to the above embodiments, the extension 22 that comprises base portion 21, extended laterally out by this base portion 21 and be positioned at bearing and leaning portion 23 on this extension 22, this at least one axis of rolling 4 wears this extension 22, the two sides of this extension 22 respectively are provided with at least one this position limiting structure, that is bump 225.Present embodiment is respectively established two bumps 225 in the two sides of extension 22, and contiguous perforating 223.
In addition, this fixture 1 is provided with an open front 112 and forms two relative inside surfaces 1120 in this open front 112, and this extension 22 is positioned at this open front 112, and this at least one bump 225 is connected to this two inside surface 1120.Present embodiment utilizes a plurality of being arranged on the moving member 2, the bump 225 on the round and smooth surface of tool, as the inside surface 1120 of position limiting structure to be connected to fixture 1, with this 22 of extension that make moving member 2 in the open front 112 of fixture 1, direction along parallel optical axis moves, so that lens module 9 accurately moves along the direction of optical axis, be unlikely a little laterally offset, this kind design can keep away face causes moving member 2 because of the slight error of the axis of rolling 4 in assembling skew.Supplementary notes, this bump also can be arranged on the inside surface 1120 of fixture 1.
The above revealer of institute only is the utility model preferred embodiment, and from the interest field that can not limit with this this case, the equalization of therefore doing according to this case claim changes or modifies, and still belongs to the scope that this case is contained.
Claims (15)
1. a lens actuating device is characterized in that, comprising:
One fixture has a support portion on this fixture;
One moving member that can move along optical axis direction, this moving member are arranged in this fixture and install a lens module;
One provides the driver element of this moving member driving force, and this driver element is arranged between this fixture and this moving member;
At least one axis of rolling that can roll along optical axis direction, vertical this moving member moving direction of the axis direction of this at least one axis of rolling, this at least one axis of rolling is rotatable to be arranged between this moving member and this support portion; And
At least one position limiting structure comprises a plurality of spheroids between the inside surface of the outside surface that is arranged at this moving member and this fixture, is parallel to this optical axis direction to limit this moving member sense of displacement.
2. lens actuating device as claimed in claim 1, it is characterized in that, above-mentioned driver element includes a pair of magnetite and a coil, and this substantially is the triangle column to magnetite and is fixedly arranged on the outside surface of this moving member and relative with this axis of rolling, and this coil is fixedly arranged on this fixture.
3. lens actuating device as claimed in claim 2 is characterized in that, other comprises a side direction traction element, and this side direction traction element is arranged at this fixture.
4. lens actuating device as claimed in claim 3, it is characterized in that, above-mentioned side direction traction element is at least one magnetic conduction heel piece, this at least one magnetic conduction heel piece is close to this to magnetite and this coil, and skew is near an outside of this fixture, and wherein this at least one position limiting structure is partial to this outside of this fixture.
5. lens actuating device as claimed in claim 4 is characterized in that, above-mentioned at least one magnetic conduction heel piece attracts this position limiting structure to be inclined to this outside of this fixture, and makes the outside surface of this moving member promote the inside surface that those spheroids are connected to this fixture.
6. lens actuating device as claimed in claim 1 is characterized in that, above-mentioned at least one position limiting structure also comprises one by the outstanding holding part of the outside surface of this moving member, and this holding part forms a plurality of spheroid storage tanks to accommodate those spheroids.
7. lens actuating device as claimed in claim 1 is characterized in that, above-mentioned support portion is the outstanding bar of at least one plane or at least one parallel this moving member moving direction, and this at least one axis of rolling is supported this support portion.
8. lens actuating device as claimed in claim 1, it is characterized in that, above-mentioned moving member includes a base portion, from this base portion side to extended extension and is positioned at a bearing and leaning portion on this extension, this bearing and leaning portion is at least one plane or at least one outstanding bar that is parallel to the moving member moving direction, and this at least one axis of rolling wears this extension and is resisted against this bearing and leaning portion.
9. lens actuating device as claimed in claim 1 is characterized in that, above-mentioned at least one axis of rolling is positioned at this moving member away from this driver element one side.
10. lens actuating device as claimed in claim 2, it is characterized in that, further comprise a sensing movement spare position and adjust location sensing and the control module of drive unit drives power, this location sensing and control module are fixedly arranged in the sidewall of this fixture, wherein this location sensing and control module be adjacent to this magnetite one of them, and be disposed at the opposite side of this coil.
11. lens actuating device as claimed in claim 10, it is characterized in that, above-mentioned location sensing and control module comprise a location sensing element and a control module, and this location sensing element is changes of magnetic field sensing element, intensity variation sensing element, electric field change sensing element or STRESS VARIATION sensing element.
12. lens actuating device as claimed in claim 2, it is characterized in that, the quantity of above-mentioned position limiting structure is a pair of, this respectively comprises one by the outstanding holding part of the outside surface of this moving member to position limiting structure, this holding part forms a plurality of spheroid storage tanks to accommodate this a plurality of spheroids, and this relatively arranges magnetite position limiting structure and this.
13. a lens actuating device is characterized in that, comprising:
One fixture has a support portion on this fixture;
One moving member that can move along optical axis direction, this moving member are arranged in this fixture and install a lens module;
One provides the driver element of this moving member driving force, and this driver element is arranged between this fixture and this moving member;
At least one axis of rolling that can roll along optical axis direction, vertical this moving member moving direction of the axis direction of this at least one axis of rolling, this at least one axis of rolling is rotatable to be arranged between this moving member and this support portion; And
One position limiting structure comprises the bump between the inside surface of a plurality of outside surfaces that are arranged at this moving member and this fixture, is parallel to this optical axis direction to limit this moving member sense of displacement.
14. lens actuating device as claimed in claim 13, it is characterized in that, above-mentioned moving member include a base portion, by this base portion side to extended extension and be positioned at a bearing and leaning portion on this extension, this at least one axis of rolling wears this extension, and the two sides of this extension respectively are provided with at least one this position limiting structure.
15. lens actuating device as claimed in claim 14 is characterized in that, above-mentioned fixing piece is provided with an open front and forms two relative inside surfaces in this open front, and this extending part is in this open front, and this at least one bump is connected to this two inside surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101210396 | 2012-05-30 | ||
| TW101210396U TWM443190U (en) | 2012-05-30 | 2012-05-30 | Actuating device for lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202929272U true CN202929272U (en) | 2013-05-08 |
Family
ID=48089003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203131896U Expired - Fee Related CN202929272U (en) | 2012-05-30 | 2012-06-29 | Lens actuating device |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR200471307Y1 (en) |
| CN (1) | CN202929272U (en) |
| TW (1) | TWM443190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104570271A (en) * | 2013-10-22 | 2015-04-29 | 思考电机（上海）有限公司 | Lens driving apparatus, photographic apparatus and electronic device |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI574097B (en) * | 2012-12-26 | 2017-03-11 | 鴻海精密工業股份有限公司 | Camera actuator housing |
| TWI464479B (en) * | 2013-02-08 | 2014-12-11 | Wah Hong Ind Corp | Lens activating device |
| CN104035180B (en) * | 2013-03-07 | 2016-04-06 | 华宏新技股份有限公司 | Lens actuating device |
| KR101651458B1 (en) * | 2014-07-08 | 2016-08-26 | 자화전자(주) | Camera lens module |
| KR20170109193A (en) * | 2016-03-18 | 2017-09-28 | 삼성전기주식회사 | Camera Module |
| EP3457188A4 (en) | 2016-05-09 | 2020-01-29 | LG Innotek Co., Ltd. | Lens driving device, camera module, and optical device |
| CN114815447A (en) * | 2021-01-19 | 2022-07-29 | 晋城三赢精密电子有限公司 | Lens module and electronic device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2721231B1 (en) | 1994-06-21 | 1996-09-06 | Wheelabrator Allevard | Method for atomizing a dispersible liquid material. |
| KR100849580B1 (en) | 2007-04-10 | 2008-07-31 | 삼성전자주식회사 | Camera lens assembly |
| KR101089991B1 (en) | 2009-11-20 | 2011-12-05 | 삼성전기주식회사 | Camera module and lens driving device |
| KR101182775B1 (en) * | 2010-05-27 | 2012-09-14 | 삼성전기주식회사 | Camera module |
-
2012
- 2012-05-30 TW TW101210396U patent/TWM443190U/en not_active IP Right Cessation
- 2012-06-29 CN CN2012203131896U patent/CN202929272U/en not_active Expired - Fee Related
- 2012-09-11 KR KR2020120008068U patent/KR200471307Y1/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104570271A (en) * | 2013-10-22 | 2015-04-29 | 思考电机（上海）有限公司 | Lens driving apparatus, photographic apparatus and electronic device |
| CN104570271B (en) * | 2013-10-22 | 2017-09-22 | 新思考电机有限公司 | Lens driver, photographic means and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM443190U (en) | 2012-12-11 |
| KR20130007120U (en) | 2013-12-11 |
| KR200471307Y1 (en) | 2014-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20170629 |